1455657434 has 16 divisors (see below), whose sum is σ = 2722268736. Its totient is φ = 567139200.

The previous prime is 1455657433. The next prime is 1455657439. The reversal of 1455657434 is 4347565541.

It is not an unprimeable number, because it can be changed into a prime (1455657433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4726007 + ... + 4726314.

It is an arithmetic number, because the mean of its divisors is an integer number (170141796).

Almost surely, 2^1455657434 is an apocalyptic number.

1455657434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1455657434 is a deficient number, since it is larger than the sum of its proper divisors (1266611302).

1455657434 is a wasteful number, since it uses less digits than its factorization.

1455657434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9452341.

The product of its digits is 1008000, while the sum is 44.

The square root of 1455657434 is about 38153.0789583226. The cubic root of 1455657434 is about 1133.3213254975.

The spelling of 1455657434 in words is "one billion, four hundred fifty-five million, six hundred fifty-seven thousand, four hundred thirty-four".